Paulownia tomentosa - Plant Finder

Paulownia tomentosa – Plant Finder

Midwest Noxious Weed: Do Not Plant

Kind: Tree

Household: Paulowniaceae

Native Vary: Central and western China

Zone: 5 to eight

Top: 30.00 to 40.00 ft

Unfold: 30.00 to 40.00 ft

Bloom Time: April

Bloom Description: Pinkish-lavender

Solar: Full solar

Water: Dry to medium

Upkeep: Medium

Instructed Use: Shade Tree, Flowering Tree, Naturalize

Flower: Showy, Aromatic

Fruit: Showy

Tolerate: Drought, Air Air pollution

Invasive: The place is that this species invasive within the US?

This plant is listed as a noxious weed in a number of Midwestern states exterior Missouri and shouldn’t be moved or grown underneath situations that might contain hazard of dissemination.


Simply grown in common, medium, well-drained soils in full solar. Prefers sandy humusy loams with good drainage. Tolerates a variety of soils together with poor, dry ones, however dislikes unamended heavy clay soils typical of the St. Louis space. Tolerates mild shade, however is mostly illiberal of shady situations. Blooms on outdated wooden (buds kind in summer time for the next spring bloom). Overwintering flower buds are ornamentally engaging, however could also be broken in very chilly winters, notably when temperatures dip under zero levels F. Greatest sited in places shielded from robust winds. Paulownias could also be grown as non-flowering foliage crops by administering annual exhausting dormant season prunings. Tree types could also be pollarded (yearly prune branches again to the trunk) and shrub types could also be coppiced (yearly prune stems to the bottom). Such exhausting dormant season prunings encourage the event of a lot bigger leaves (as much as 24” lengthy) on the expense of the spring flowers. May also be grown in containers as a foliage plant.

Noteworthy Traits

Paulownia tomentosa, generally referred to as royal paulownia, empress tree or princess tree, is native to China. It’s a fast-growing, deciduous tree that’s primarily grown for its profuse spring bloom of foxglove-like flowers and its massive catalpa-like inexperienced leaves. It was first launched into america within the mid 1800s, and has since escaped cultivation and naturalized in lots of areas of the jap U.S. It’s an upright to spreading deciduous tree that usually grows to 40’ tall with a rounded crown. It’s famous for its profuse bloom of aromatic, tubular, funnel-shaped, pinkish-lavender flowers (to 2” lengthy) with inside darkish purple recognizing and creamy yellow striping. Flowers seem in spring in clusters (to 14” lengthy) earlier than the foliage. Flower aroma is harking back to vanilla. Flowers are edible and are typically added to salads. Flowers are adopted by oval, woody, dehiscent seed capsules that emerge sticky inexperienced and ripen to brown in fall, at which level they cut up open releasing plentiful winged seeds. Ovate, inexperienced leaves (to 5-12” lengthy) are flippantly furry above and densely furry beneath. No fall coloration. Paulownia is presently positioned in its circle of relatives. Wooden is commercially priceless in Japan.

Genus title honors Princess Anna Paulowna (1795-1865), daughter of Czar Paul I of Russia.

Particular epithet from Latin means having comfortable woolly hairs.


No critical insect or illness issues. Flower buds could also be killed by harsh winters.

Makes use of

Lovely specimen flowering tree for lawns and gardens. Has additionally been used successfully in poor soils in floor stripmine reclamation areas.

Author: admin

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